330763381 has 16 divisors (see below), whose sum is σ = 381326400. Its totient is φ = 284335488.

The previous prime is 330763331. The next prime is 330763399. The reversal of 330763381 is 183367033.

It is a cyclic number.

It is not a de Polignac number, because 330763381 - 2²⁵ = 297208949 is a prime.

It is a super-2 number, since 2×330763381² = 218808828421102322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330763331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3225 + ... + 25921.

It is an arithmetic number, because the mean of its divisors is an integer number (23832900).

Almost surely, 2^330763381 is an apocalyptic number.

It is an amenable number.

330763381 is a deficient number, since it is larger than the sum of its proper divisors (50563019).

330763381 is a wasteful number, since it uses less digits than its factorization.

330763381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22788.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 330763381 is about 18186.9013578454. The cubic root of 330763381 is about 691.5747697976.

The spelling of 330763381 in words is "three hundred thirty million, seven hundred sixty-three thousand, three hundred eighty-one".